Products

Reduced Tip Resistance Thermometers - Pt100 Sensors

with die cast alloy head - ATEX /IECEx approved

Our ATEX / IECEx approved flexible mineral insulated platinum resistance thermometers utilise, as standard, detector elements with a resistance of 100 ohms @ 0°C and a fundamental interval of 38.5 ohms to IEC 60751. Single and duplex elements are available.
  • Available in a wide range of protection concepts for Zones 0, 1 & 2 use. See table below for details
  • Temperature classification T6-T1, see here for stand-off requirements
  • Available in B, A, 1/3, 1/5 and 1/10 grade accuracies
  • Sheath diameters from 4.5mm to 8.0mm
  • 316 seamless stainless steel sheath (other grades/materials available)
  • Wide operating temperature range of -100°C to +600°C
  • UKAS calibration available.
  • click here to see our complete range of ATEX/IEXEx approved sensors and products
Available with the following approvals:

Protection Type Description Zone
Ex nA IIC Gc Non-Sparking (Gas) 2
Ex d IIC Gb Flameproof (Gas) 1
Ex ia IIC Ga Intrinsically Safe (Gas) 0
Ex tb IIIC Db Enclosure (Dust) 21
Ex tc IIIC Dc Enclosure (Dust) 22



Enquiry Form

1. No. of Elements


2. Protection Concept


Concept Type Select
Ex d Flameproof/Explosion Proof
Ex ia Intrinsically Safe
Ex nA Non-Sparking
Ex tb Enclosure
Ex tc Enclosure

Your chosen concept is:


Ex d Flameproof/Explosion Proof – Category 2, Zones 1,2 (Gas)
• Ex d IIC T6...T1 Gb Ta = –40°C to 60°C
• Standard EN IEC 60079-1 refers
• Designed to contain an explosion and quench the flame
• Sensors incorporate a suitable heavy duty enclosure or threaded fitting with tight seals

Your chosen concept is:


Ex e Increased Safety – Category 2, Zones 1,2 (Gas)
• Ex e IIC T6...T1 Gb Ta = –40°C to 60°C
• Standard EN IEC 60079-7 refers
• Design ensures no arcs, sparks or hot surfaces that could ignite an explosive mixture with a minimum IP54 enclosure rating
• Sensors incorporate a suitable heavy duty enclosure or threaded fitting with tight seals

Your chosen concept is:


Ex ia Intrinsically Safe – Category 1, Zones 0,1,2 (Gas)
• Ex ia IIC T6...T1 Ga Ta = –40°C to 60°C
• Standard EN IEC 60079-11 refers
• Designed to limit the energy of arcs or sparks that could potentially ignite an explosive mixture
• Sensors used in this area must be wired through a suitably approved barrier
• Optional approved 4 to 20mA transmitters available

Your chosen concept is:


Ex nA Non-Sparking – Category 3, Zone 2 (Gas)
• Ex nA IIC Gc T6…T2
• Standard EN IEC 60079-15 refers
• No arcs, sparks or hot surfaces

Your chosen concept is:


Ex tb Enclosure – Category 2, Zones 21, 22 (Dust)
• Ex tb IIIC T80°C…T440°C Db
• Standard EN IEC 60079-31 refers
• Protects against combustible and conductive dusts, rugged tight enclosures are used

Your chosen concept is:


Ex tc Non-Sparking – Category 3, Zone 22 (Dust)
• Ex tc IIIC T85°C...T450°C Dc
• Standard EN IEC 61241 refers
• Protects against combustible dusts
• Sensors incorporate a suitable heavy duty enclosure with IP6X seal

3. Number of Wires


4. Sheath Diameter


5. Sheath Length


 mm*

6. Tolerance of Element


Grade

Accuracy

@ 0ºC

Accuracy

@ 100ºC

Select
B +/- 0.30ºC +/- 0.80ºC
A +/- 0.15ºC +/- 0.35ºC
1/3 +/- 0.08ºC +/- 0.19ºC
1/5 +/- 0.05ºC +/- 0.15ºC
1/10 +/- 0.03ºC +/- 0.12ºC

8. Optional Compression Fitting


8. Optional 4 to 20mA Transmitter


9. Reduced Tip Diameter (d1)


 mm

10. Reduced Tip Length (L1)


 mm

11. Quantity Required


Contact Details


Company Name


Your Name


Title/Dept.


Email


Telephone


Additional Information


If your enquiry is for more than one style of sensor, please email us with your requirements or use the box below



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Thermocouple Sensors
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Platinum Resistance Thermometers
Mineral Insulated RTD Pt100 Sensors
Rigid Stem RTD Pt100 Sensors
Hand Held RTD Pt100 Sensors
Surface Measurement RTD Pt100 Sensors
RTD Pt100 Sensors with Cable
RTD Pt100 Sensors with Mini Plug
Autoclave RTD Pt100 Sensors
RTD Pt100 with Terminal Head
ATEX/IECex Platinum Resistance Thermometers
Fast Response RTD Pt100 Sensors
Air Temperature RTD Pt100 Sensors
Magnetic RTD Pt100 Sensors
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PVC Multipair Thermocouple Cable
PFA Multipair Thermocouple Cable
Fibreglass Multipair Thermocouple Cable
PVC RTD Pt100 Cable
PFA RTD Pt100 Cable
Fibreglass RTD Pt100 Cable

Miniature Thermocouple Connectors
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Standard Thermocouple Connectors
Standard Thermocouple Connectors – 220ºC
Standard Thermocouple Connectors – 350ºC Rated
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Wiring Diagram Sheath Materials

INSULATED
Hot junction insulated from sheath. Gives floating output with typical insulation resistance in excess of 100 megohms